What actually happens during perimenopause?
Perimenopause is the years-long transition before menopause in which hormone levels fluctuate rather than simply decline — and that is why symptoms arrive in waves.
Reproductive
Contraception, fertility investigation, pregnancy and the menopause transition, covered with trial data, side effect profiles and typical costs laid out.
Adenomyosis vs Endometriosis
Both involve uterine-lining tissue growing where it does not belong — one inside the muscle of the uterus, the other outside it.
The Menstrual Cycle: Four Phases Explained
Menstrual, follicular, ovulation, luteal: four phases driven by four hormones, repeating on a clock that varies more than most people think.
How Emergency Contraception Works
Emergency contraception delays or prevents ovulation after sex — it does not interrupt an established pregnancy, and the clock matters.
Birth Control Options, Beyond the Pill
The pill is one option among more than a dozen — and the most effective methods are the ones that require the least from memory.
What We Know About Miscarriage Causes
Most miscarriages happen because of chance chromosome errors in the embryo — not anything a person did or failed to do.